int64_t Euler_96() { char filepath[100]; snprintf(filepath, sizeof(filepath), "%s96.txt", EULER_DATA_PATH); FILE* data = fopen(filepath, "r"); if (data == NULL) return 0; char line[16]; int total = 0; int i; int* puzzle = (int*) (malloc)(sizeof(int) * 81); for (i = 0; i < 50; i++) { fgets(line, sizeof(line), data); int n; for (n = 0; n < 9; n++) { fgets(line, sizeof(line), data); int s; for (s = 0; s < 9; s++) puzzle[SUDOKU_INDEX(n,s)] = (int) (line[s] - '0'); } //PrintSudoku(puzzle); puzzle = SudokuSolver(puzzle); total += (puzzle[0] * 100) + (puzzle[1] * 10) + puzzle[2]; //PrintSudoku(puzzle); } free(puzzle); fclose(data); return (int64_t) total; }
int main() { Tester t; Sudoku i; i = { {5, 3, 0, 0, 7, 0, 0, 0, 0}, {6, 0, 0, 1, 9, 5, 0, 0, 0}, {0, 9, 8, 0, 0, 0, 0, 6, 0}, {8, 0, 0, 0, 6, 0, 0, 0, 3}, {4, 0, 0, 8, 0, 3, 0, 0, 1}, {7, 0, 0, 0, 2, 0, 0, 0, 6}, {0, 6, 0, 0, 0, 0, 2, 8, 0}, {0, 0, 0, 4, 1, 9, 0, 0, 5}, {0, 0, 0, 0, 8, 0, 0, 7, 9}, }; t.test(i, true, SudokuSolver().solve(i)); i = { {1, 2, 3, 4, 5, 6, 7, 8, 9}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, }; t.test(i, true, SudokuSolver().solve(i)); i ={ {1, 1, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, }; t.test(i, false, SudokuSolver().solve(i)); i = { {0, 9, 5, 0, 0, 3, 6, 0, 0}, {0, 6, 0, 0, 5, 1, 0, 3, 8}, {1, 8, 0, 0, 4, 6, 7, 0, 9}, {5, 0, 4, 0, 2, 0, 0, 0, 6}, {6, 1, 0, 4, 8, 0, 0, 2, 0}, {8, 3, 0, 0, 0, 0, 0, 7, 0}, {9, 5, 0, 7, 3, 4, 0, 6, 0}, {0, 0, 6, 0, 0, 0, 4, 0, 0}, {7, 0, 0, 0, 0, 2, 5, 9, 3}, }; t.test(i, true, SudokuSolver().solve(i)); i = { {5, 3, 4, 6, 7, 8, 9, 1, 0}, {6, 7, 2, 1, 9, 5, 3, 4, 0}, {1, 9, 8, 3, 4, 2, 5, 6, 0}, {8, 5, 9, 7, 6, 1, 4, 2, 0}, {4, 2, 6, 8, 5, 3, 7, 9, 0}, {7, 1, 3, 9, 2, 4, 8, 5, 0}, {9, 6, 1, 5, 3, 7, 2, 8, 0}, {2, 8, 7, 4, 1, 9, 6, 3, 0}, {3, 4, 5, 2, 8, 6, 1, 7, 0}, }; t.test(i, true, SudokuSolver().solve(i)); i = { {5, 3, 4, 6, 7, 8, 9, 1, 2}, {6, 7, 2, 1, 9, 5, 3, 4, 8}, {1, 9, 8, 3, 4, 2, 5, 6, 7}, {8, 5, 9, 7, 6, 1, 4, 2, 3}, {4, 2, 6, 8, 5, 3, 7, 9, 1}, {7, 1, 3, 9, 2, 4, 8, 5, 6}, {9, 6, 1, 5, 3, 7, 2, 8, 4}, {2, 8, 7, 4, 1, 9, 6, 3, 5}, {0, 0, 0, 0, 0, 0, 0, 0, 0}, }; t.test(i, true, SudokuSolver().solve(i)); t.status(); }